Read data
YVR
## [1] "../drought_code_yvr/data/YVR_maxtemp_avgexc_bymonth.csv"
## [1] "../drought_code_yvr/data/YVR_maxtemp_exc_over90th.csv"
plot nexc with year-month
Plot avg exc
Kelowna
plot nexc with year-month
Plot avg exc
Prince George
plot nexc with year-month
Plot avg exc
FortNelson
plot nexc with year-month
Plot avg exc
Abbotsford
plot nexc with year-month
Plot avg exc
Correlation

## Maximum cross-correlation is 0.1704268 at lag -0.75
## Minimum cross-correlation is -0.006539131 at lag 1.083333
The maximum cross-correlation at lag -0.75 indicates a relatively
stronger relationship when Kelowna’s data leads YVR’s data by 0.75 time
units.